This paper represents the research about a way to widen the virtual space in cars. Generally, the interior of cars contains small volume compared to normal listening environments. And this makes listeners feel a little stuffy. So, the way to widen a virtual space in cars is needed. One of the most important cues for spaciousness is the lateral reflections in accordance with room acoustics, so we will widen virtual space in cars using artificial lateral reflections in automotive environment.
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